Tire pressure was Re: My own 2 stupid questions (tires and trannies)

[vwnuts@yahoo.com (Anthony Pelletier)]

I also noticed what Patrick is talking about with the
kumho's.  I just assume its a tire thing that varies
with tire to tire.  I've been runing my ecta's with
about 35psi in them.  

--- ATS - Patrick Bureau <pbureau@attbi.com> wrote:
> well I would normally agree with your Tberk and I
> will in general terms of
> the discussion but it would seem that tire pressure
> recommended by the
> vehicle maker "V.W in this case" did not take into
> account certain types of
> tires, let me explain.
> 
> yes radial tires existed in the 80's and they rated
> the pressure for H-rated
> tires, and when I had 185-70-13 Pirelli and Michelin
> H rated tires I will
> agree the pressure was just fine and drove like a
> champion and got more than
> warranties tread on tire's life
> 
> I now Have 205-50-15 Unidirectional (uni-rotational
> if you prefer) tires
> (khumos 712 Escta's) and I started with 28lbs in
> tires and got allot of
> squealing, and after 3K I had cupping on my tires.
> After talking with the
> Tire shop, he suggested raising the tire pressure to
> 33lbs because they
> where V-rated tires, and unidirectional . well,
> after experimenting, I did
> climb to 30lbs, then 32lbs, and finally found the
> sweet spot of the tires
> and I am at 34lbs with my khumos, no squealing, no
> additional pulling when I
> break ...
> 
> So though I would say for any regular tire (H or T
> rated) to keep as close
> as manufacturer indicate. but anything higher I
> would start minding what the
> tire manufacturer would indicate. and use common
> sense as a tire on a 200
> mile travel in 80's will raise 5-6lbs on the
> highway.
> 
> 
> ==========================================
> ATS - Patrick Bureau
> 1985 8v "ATS GTX" Prowler Orange Scirocco
> 1988 16v "ATS 16V" Tornado Red Scirocco
> 1998 Jeep Cherokee 4.0L
> Web Site : http://longcoeur.com/scirocco
> 
> 
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